Synonyms: Binghamia climaxantha (homotypic); Echinopsis climaxantha (homotypic); Haageocereus climaxanthus (homotypic); Neobinghamia climaxantha (homotypic); Neobinghamia climaxantha armata; Neobinghamia climaxantha lurinensis; Neobinghamia climaxantha var. armata; Neobinghamia climaxantha var. lurinensis; Neobinghamia climaxantha var. subfusciflora; Neobinghamia multiareolata var. superba; Peruvocereus albicephalus; Peruvocereus albicephalus armatus; Peruvocereus albicephalus var. armatus; Pseudespostoa climaxantha; Pseudoespostoa climaxantha (homotypic)